it the loudest after a 15-year-oldgirl,hadiyapendletonwasshot dead just days after performing at the inauguration festivities for obama in washington. it grew so loud, president obama visited his home town to address this epidemic, to add his voice, and in the audience behind the president was 14-year-old destiny warren. she came because like so many others, she was tired of losing classmates, neighbors, friends. sadly though, tonight, destiny warren has lost far more. sadder still, she's not alone. in the world she lives in, the world she and so many others are trying hard to change, it seems tragically that enough is never enough. the report from ted rowlands. >> hey, chicago. >> no one listening to president obama had any reason to think they were anything but part of the solution to the problem of gun violence plaguing the city of chicago. least of all, destiny warren, but just a few hours later, she was involved in the worst possible way. when her sister, 18-year-old jenay was shot and killed in this alley in north chicago. >> all this gun violence is going on out here, y